Answer: 16.2 grams
Step-by-step explanation:
According to avogadro's law, 1 mole of every substance weighs equal to the molecular mass and contains avogadro's number
of particles.
1 mole of aluminium (Al) weigh = 27 grams
Thus 0.60 moles of aluminium (Al) weigh =

Mass of 0.60 moles of aluminium is 16.2 grams.